Synthesis of Some New Imidazoles and Related Purine Derivatives

SYNTHESIS OF SOME NEW 2,4,6-TRISUBSTITUTEDTHIAZOLO-[5,4-d] PYRIMIDINE-5,7(4H,6H)-DIONES.

SYNTHESIS OF 4-SUBSTITUTED PYRIMIDO5,4-CCINNOLINE DERIVATIVES

SYNTHESIS OF NEW THIENO-[2,3-b]-PYRIDINE AND PYRAZOLO-5,4-b-PYRIDINE DERIVATIVES

SYNTHESIS AND INVESTIGATION OF CERTAIN 3(5)- SUBSTITUFED-1,2,4- TRIAZOLE-5(3)-CARBOXYLIC ACID DERIVATIVES

SYNTHESIS OF SOME NEW SUBSTITUTED PYRIMIDINES AND FUSED PYRIMIDINES

New and Facile Synthesis of Pyrimidine, Coumarine, Pyrimido[1,6-a]Pyrimidine, 1,2,4-Triazine and Pyrimido[4,5-c] Pyridazine Derivatives

Synthesis of Some New Thieno [2, 3-d] pyrimidines

Synthesis and Biological Activity of Novel Thieno [2,3-d] [1,2,4] triazolo [4,3-a] pyrimidine and Pyrazolo [3,4-c] pyrazole Derivatives

Sythesis of Some New Quinazolin-4-one Derivatives